CN100365896C - 数字式方向继电器 - Google Patents

数字式方向继电器 Download PDF

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Publication number
CN100365896C
CN100365896C CNB031034012A CN03103401A CN100365896C CN 100365896 C CN100365896 C CN 100365896C CN B031034012 A CNB031034012 A CN B031034012A CN 03103401 A CN03103401 A CN 03103401A CN 100365896 C CN100365896 C CN 100365896C
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CN
China
Prior art keywords
voltage
current
change
amount
digital
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB031034012A
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English (en)
Chinese (zh)
Other versions
CN1435929A (zh
Inventor
加濑高弘
天羽秀也
园部泰孝
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Toshiba Corp
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Toshiba Corp
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Publication of CN1435929A publication Critical patent/CN1435929A/zh
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Publication of CN100365896C publication Critical patent/CN100365896C/zh
Anticipated expiration legal-status Critical
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
    • H02H3/385—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current using at least one homopolar quantity
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/081—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current and depending on the direction

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  • Emergency Protection Circuit Devices (AREA)
CNB031034012A 2002-01-28 2003-01-24 数字式方向继电器 Expired - Fee Related CN100365896C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002017848A JP3830824B2 (ja) 2002-01-28 2002-01-28 ディジタル形方向継電器
JP017848/2002 2002-01-28

Publications (2)

Publication Number Publication Date
CN1435929A CN1435929A (zh) 2003-08-13
CN100365896C true CN100365896C (zh) 2008-01-30

Family

ID=19192075

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB031034012A Expired - Fee Related CN100365896C (zh) 2002-01-28 2003-01-24 数字式方向继电器

Country Status (7)

Country Link
US (1) US6989977B2 (ko)
EP (3) EP1804357B1 (ko)
JP (1) JP3830824B2 (ko)
KR (1) KR100521711B1 (ko)
CN (1) CN100365896C (ko)
DE (3) DE60330408D1 (ko)
TW (1) TW200302617A (ko)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4020304B2 (ja) * 2002-08-09 2007-12-12 株式会社東芝 地絡方向継電器および地絡方向継電装置
JP2006320173A (ja) * 2005-05-16 2006-11-24 Toshiba Corp ディジタル形事故方向検出継電器
CN100452604C (zh) * 2006-07-28 2009-01-14 天津大学 用于特高压输电线的能量方向纵联保护方法
EP2084799A4 (en) * 2006-10-13 2014-04-23 Abb Technology Ag ERROR PHASE DECISION METHOD BETWEEN ELECTRIC AND VOLTAGE-BASED DELTA PHASE SENSORS
JP4979339B2 (ja) * 2006-10-23 2012-07-18 三菱電機株式会社 ディジタル形方向継電器
CN102066956B (zh) * 2008-04-14 2014-06-11 努沃尔特股份有限公司 电异常检测方法和系统
JP5371414B2 (ja) * 2008-12-22 2013-12-18 中国電力株式会社 方向特性付き過電流継電器
CN101694936B (zh) * 2009-10-22 2011-12-14 国电南京自动化股份有限公司 基于变化量带量方向的母线保护方法
CN101694937B (zh) * 2009-10-22 2013-02-13 国电南京自动化股份有限公司 基于稳态量带量方向的母线保护方法
WO2011113199A1 (zh) * 2010-03-17 2011-09-22 南京南瑞继保电气有限公司 一种相间距离保护防止过负荷误动的方法
EP2624397B1 (en) * 2012-02-03 2014-04-02 ABB Technology AG Method and apparatus for determining direction of fault
EP2752674B1 (en) * 2013-01-03 2018-09-26 ABB Schweiz AG A detection method of a ground fault in an electric power distribution network
CN105092999B (zh) 2014-05-19 2017-12-12 罗克韦尔自动化技术公司 利用多个指示的电力质量事件定位
US9541586B2 (en) 2014-11-24 2017-01-10 Rockwell Automation Technologies, Inc. Capture of power quality information at the time a device fails

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86107283A (zh) * 1986-10-23 1988-05-04 水利电力部南京自动化研究所 工频变化量距离继电器

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55127829A (en) * 1979-03-27 1980-10-03 Tokyo Shibaura Electric Co Digital distance relay unit
US4450497A (en) * 1982-10-22 1984-05-22 Westinghouse Canada Ultra-high-speed relay
JPS59123418A (ja) * 1982-12-28 1984-07-17 株式会社東芝 方向判別方式
JPH0828934B2 (ja) * 1984-07-31 1996-03-21 株式会社東芝 保護制御装置
US4896241A (en) * 1989-02-28 1990-01-23 Westinghouse Electric Corp. Directional comparison blocking protective relay system
US5349490A (en) * 1992-10-15 1994-09-20 Schweitzer Engineering Laboratories, Inc. Negative sequence directional element for a relay useful in protecting power transmission lines
KR950009124B1 (ko) 1993-02-15 1995-08-14 현대중공업주식회사 전자식 배전반의 부하 지락보호를 위한 디지탈 계전방법
JP3322996B2 (ja) * 1994-07-01 2002-09-09 東京電力株式会社 保護継電方式
US5694281A (en) 1995-10-20 1997-12-02 Schweitzer Engineering Laboratories, Inc. Zero sequence voltage-polarized directional element for protective relays
US5956220A (en) * 1998-02-05 1999-09-21 Abb Power T&D Company Inc. Adaptive distance protection system
GB9820141D0 (en) * 1998-09-17 1998-11-11 Alstom Uk Ltd Improved fault protection scheme
JP3790053B2 (ja) * 1998-10-14 2006-06-28 株式会社東芝 距離継電器
DE19901789B4 (de) 1999-01-08 2004-01-15 Siemens Ag Verfahren zur Erdschlußrichtungsbestimmung in Energieversorgungsnetzen
KR100334428B1 (ko) 1999-01-22 2002-05-02 권영한 배전 자동화용 개폐기기의 선로고장 표시 제어장치와 선로고장의 처리방법
US6584417B1 (en) * 1999-10-22 2003-06-24 Abb Inc. Method and directional element for fault direction determination in a capacitance-compensated line
US6407897B1 (en) * 2000-03-31 2002-06-18 Eaton Corporation Network protector with diagnostics
JP3456952B2 (ja) * 2000-06-28 2003-10-14 株式会社東芝 ディジタル形距離継電器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86107283A (zh) * 1986-10-23 1988-05-04 水利电力部南京自动化研究所 工频变化量距离继电器

Also Published As

Publication number Publication date
US6989977B2 (en) 2006-01-24
EP1331715B1 (en) 2009-12-16
EP1804358B1 (en) 2010-03-31
DE60330408D1 (de) 2010-01-14
EP1804357A1 (en) 2007-07-04
CN1435929A (zh) 2003-08-13
DE60331976D1 (de) 2010-05-12
EP1331715A1 (en) 2003-07-30
JP3830824B2 (ja) 2006-10-11
DE60330512D1 (de) 2010-01-28
JP2003224928A (ja) 2003-08-08
KR100521711B1 (ko) 2005-10-14
TW200302617A (en) 2003-08-01
US20030142451A1 (en) 2003-07-31
EP1804358A1 (en) 2007-07-04
KR20030064621A (ko) 2003-08-02
EP1804357B1 (en) 2009-12-02

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